Home / 340,181,987.36-510,347,399.78-110,174,322.56

Finding the Fourth Proportional to 340,181,987.36, 510,347,399.78 and 110,174,322.56

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Solution

The fourth proportional to 340,181,987.36, 510,347,399.78 and 110,174,322.56 is: 165,285,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,181,987.36 : 510,347,399.78 = 110,174,322.56 : x
  2. Step 2: Convert to fraction form
    340,181,987.36/510,347,399.78 = 110,174,322.56/x
  3. Step 3: Cross multiply
    340,181,987.36x = 510,347,399.78 × 110,174,322.56
  4. Step 4: Simplify right side
    340,181,987.36x = 56,227,179,038,742,696
  5. Step 5: Solve for x
    x = 56,227,179,038,742,696/340,181,987.36
  6. Step 6: Final answer
    x = 165,285,585.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.